How can I detect whether there is 220V input with the lowest power consumption?
Assuming that an optocoupler is used to detect 5V1MA, it is only 0.005W. However, if an optocoupler is used to detect 22...
[list] [*][align=left][color=rgb(85, 85, 85)][font="][size=4]TI K2 series heterogeneous SoC has a variety of chips for customers to choose from according to performance and application areas:[/size][/...
[i=s]This post was last edited by usonix on 2019-11-3 23:35[/i]The effect is still there
Continuously optimizing
Later, we will DIY the industrial module of the ultrasonic series...
While browsing EE, I happened to find that eeworld and MPS had cooperated to launch a welfare event, so I decided to participate.
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0 Introduction
With the rapid development of computer technology, the application of signal processing technology using software is becoming more and more widespread, and the functions of ...[Details]
On December 14, Contemporary Amperex Technology Co., Ltd. and Eaton Power (Shanghai) Co., Ltd. signed a strategic cooperation agreement in Ningde, Fujian. Zhu Yansong, General Manager of CATL Energ...[Details]
At the recent COMPUX 2024 conference, the CEO expressed his positive outlook on the industry's move towards a higher level of perception, automation and systematization in an enthusiastic speech. H...[Details]
Recently, according to the basic information table of guidance work for companies planning initial public offerings disclosed by the Hubei Regulatory Bureau, Wuhan Minxin Semiconductor Co., Ltd. (he...[Details]
As mobile phone OEMs expand the introduction of OLED panels and the market share of OLED panels in mainland China continues to rise, the growth momentum of driver ICs will be supported next year. The...[Details]
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Recently, Sungrow, a world-leading photovoltaic inverter manufacturer, signed a 200MW centralized inverter supply agreement with Japanese developer Blue Capital Management Co., Ltd (BCM), achieving...[Details]
My online friend drew a circuit diagram of a counter and asked me to write a software for it. I wrote one in my spare time. After he finished the circuit, I burned the program for him to experi...[Details]
1. Working Principle As shown in Figure 1, a branch pipe is cut, and the fluid flows from A to B at a speed of V in it. The pipe is placed in a system rotating at an angular velocity ω. Let the axis ...[Details]
Introduction to AVR IO ports and the concept of registers 1. What is a "register"? Registers are special units in RAM that map the special functions of on-chip peripherals. 2. What is "IO port"...[Details]
1. Hardware Connection Now that we know the principles of using some components in the previous lecture, the hardware connection of lighting up the rightmost LED2 using the development board of this ...[Details]
At present, for multi-output push-pull and forward converters, the main output (generally the maximum current output or 5V voltage output) is generally stabilized by voltage negative feedback. The ...[Details]
There are two types of reed switch relays: one is a reed switch relay with an energized coil, and the other is a reed switch relay with an external permanent magnet. Their detection methods are as fo...[Details]
On April 13, Microsoft updated its product series including Surface Laptop 4 and Surface Headphones 2+ on its official website. Surface Laptop 4 continues the previous design language, with the iconi...[Details]
October is the golden period for project construction. Damao Banner has sounded the charge for key project construction. With a running attitude, a competitive mentality, and a scrambling state, it is...[Details]
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